class People {
      private int averHeight = 166;
      public int getAverHeight() {
             return averHeight;
      }
}
class ChinaPeople extends People {
       int height;
       public void setHeight(int h) {
              //height = h + averHeight;       //非法，子类没有继承aveHeight
              height = h;
       }
       public int getHeight() {
              return height;
       }
}
public class Example5_2 {
       public static void main(String args[]) {
              ChinaPeople zhangSan = new ChinaPeople();
              System.out.println("子类对象未继承的averHeight的值是:"+zhangSan.getAverHeight());
              zhangSan.setHeight(178);
              System.out.println("子类对象的实例变量height的值是:"+zhangSan.getHeight()); 
       }
}

